CN215242627U - Injection mold slider demoulding structure - Google Patents

Injection mold slider demoulding structure Download PDF

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Publication number
CN215242627U
CN215242627U CN202121228184.9U CN202121228184U CN215242627U CN 215242627 U CN215242627 U CN 215242627U CN 202121228184 U CN202121228184 U CN 202121228184U CN 215242627 U CN215242627 U CN 215242627U
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China
Prior art keywords
fixed
sliding
plate
screws
bracket
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CN202121228184.9U
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Chinese (zh)
Inventor
王波
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Kunshan Guanshiyi Electronic Technology Co ltd
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Kunshan Guanshiyi Electronic Technology Co ltd
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Priority to CN202121228184.9U priority Critical patent/CN215242627U/en
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Abstract

The utility model relates to an injection mold slider demoulding structure, which comprises a template, wherein symmetrically arranged support legs are fixed at the top of the template through sunk screws, a mandril mounting plate is slidably mounted between the two support legs, a fixed die is fixed at the top of the support legs through screws, a cavity is arranged in the fixed die, the top of the mandril mounting plate is assembled with symmetrically arranged mandrils through screws, the end part of each mandrill is connected with a top plate through screws, and a sliding demoulding plate is slidably arranged at the top of the top plate; through the setting of ejector pin mounting panel, roof, slip stripper plate, cylinder, bracket, rectangular channel isotructure, adopt the ejector pin once ejecting and the cooperation drawing of patterns of side cylinder, the product is once ejecting back and is driven the product and the bracket contact drawing of patterns by the slip stripper plate, and usable protection cushion avoids direct contact between product and bracket, has avoided the product damage, has simplified ejecting system's structure, has reduced manufacturing cost.

Description

Injection mold slider demoulding structure
Technical Field
The utility model belongs to the technical field of injection mold's technique and specifically relates to an injection mold slider demoulding structure is related to.
Background
An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the material melted by heating is injected into a die cavity from high pressure, and a formed product is obtained after cooling and solidification.
In the prior art, the product demoulding adopts a secondary thimble demoulding mode, the thimble is in direct contact with the product, the damage is easy to cause, the design of an ejection system is complex, and the manufacturing cost is high; in addition, the ejector pins are used for directly ejecting, so that the contact area is small, the pressure of the ejector pins is large, the ejector pins are easy to damage, and the service life is short.
SUMMERY OF THE UTILITY MODEL
According to the not enough of prior art existence, the utility model aims at providing an injection mold slider demoulding structure has the effect that reduces manufacturing cost, increase of service life.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the injection mold sliding block demolding structure comprises a template, wherein symmetrically arranged support legs are fixed to the top of the template through sunk screws, ejector rod mounting plates are slidably mounted between the two support legs, a fixed mold is fixed to the tops of the support legs through screws, a cavity is formed in the fixed mold, ejector rods which are symmetrically arranged are assembled to the tops of the ejector rod mounting plates through screws, the end portions of the ejector rods are connected with a top plate through screws, and a sliding demolding plate is slidably arranged at the top of the top plate;
a bracket is fixed at the top of the fixed die through a sunk screw, and a rectangular groove matched with the sliding stripper plate is formed in the bracket;
one side of the fixed die is fixed with a support through a nut bolt, the top of the support is fixedly provided with an air cylinder through a bolt, a piston rod is arranged inside the air cylinder, the end part of the piston rod is fixed with a positioning block through a screw, and the positioning block and the center of the sliding stripper plate are on the same axis.
By adopting the technical scheme, the structure of the ejection system is simplified, automatic demolding is realized, and the manufacturing cost is reduced.
The present invention may be further configured in a preferred embodiment as: one side of bracket has the protection cushion through adhesive bonding, the protection cushion is made by rubber materials, and the protection cushion is located the top of rectangular channel.
Through adopting above-mentioned technical scheme, avoid the direct contact between product and the bracket, avoided product external scratch.
The present invention may be further configured in a preferred embodiment as: the top of the top plate is provided with symmetrically-arranged sliding grooves, symmetrically-arranged sliding blocks are fixed at the bottom of the sliding stripper plate through screws, the sliding blocks are connected with the sliding grooves in a sliding mode, and springs are fixedly connected between the sliding blocks and the side walls of the sliding grooves.
By adopting the technical scheme, the moving stability of the sliding stripper plate is improved, and the sliding stripper plate can be automatically reset.
The present invention may be further configured in a preferred embodiment as: and one side of the sliding stripper plate is provided with a positioning groove matched with the positioning block, and the positioning groove and the positioning block have the same size and shape.
By adopting the technical scheme, the precision between the positioning block and the sliding stripper plate is improved.
The present invention may be further configured in a preferred embodiment as: two one side of stabilizer blade all is fixed with the guide rail through countersunk head screw, ejector pin mounting panel and guide rail sliding connection.
Through adopting above-mentioned technical scheme, improved the mobility stability of ejector pin mounting panel.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the ejector rod is used for ejecting once and demoulding in a manner of matching with the side air cylinder through the arrangement of the ejector rod mounting plate, the top plate, the sliding demoulding plate, the air cylinder, the bracket, the rectangular groove and other structures, the product is ejected once and then is driven to be in contact with the bracket for demoulding, and the product and the bracket are prevented from being in direct contact by the protective cushion, so that the product is prevented from being damaged, the structure of an ejection system is simplified, and the manufacturing cost is reduced;
2. through the arrangement of the top plate, the sliding stripping plate and the like, the end part of the ejector rod is the top plate and the sliding stripping plate which are of rectangular plate structures, the contact area of the ejector rod and a product is increased, the pressure borne by the ejector rod is reduced, the ejector rod is not easy to damage, and the service life is prolonged.
Drawings
FIG. 1 is a schematic view of the overall structure of the present embodiment;
FIG. 2 is a side sectional view of the ejector pin and the sliding stripper plate of this embodiment;
fig. 3 is a partial schematic view in the present embodiment.
In the figure, a template 1, a support 2, a fixed die 3, a support 4, an air cylinder 5, a piston rod 6, a positioning block 7, a die cavity 8, a mandril mounting plate 9, a mandril 10, a top plate 11, a sliding chute 12, a positioning groove 13, a sliding stripper plate 14, a bracket 15, a rectangular groove 16, a spring 17 and a protective cushion 18 are arranged.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1, the utility model discloses an injection mold slider demoulding structure, including template 1, its characterized in that: the top of the template 1 is fixed with symmetrically arranged support legs 2 through countersunk screws, an ejector rod mounting plate 9 is slidably mounted between the two support legs 2, the top of each support leg 2 is fixed with a fixed die 3 through a screw, a cavity 8 is formed in the fixed die 3, the top of the ejector rod mounting plate 9 is assembled with symmetrically arranged ejector rods 10 through screws, the end parts of the ejector rods 10 are connected with a top plate 11 through screws, and the top of the top plate 11 is slidably provided with a sliding stripper plate 14; a bracket 15 is fixed at the top of the fixed die 3 through a sunk screw, and a rectangular groove 16 matched with the sliding stripper plate 14 is formed in the bracket 15; one side of the fixed die 3 is fixed with a support 4 through a nut and a bolt, the top of the support 4 is fixedly provided with a cylinder 5 through a bolt, the inside of the cylinder 5 is provided with a piston rod 6, the end part of the piston rod 6 is fixed with a positioning block 7 through a screw, the positioning block 7 and the center of the sliding stripper plate 14 are on the same axis, the cylinder 5 is arranged through an ejector rod mounting plate 9, a top plate 11, the sliding stripper plate 14, the cylinder 5, a bracket 15 and a rectangular groove 16 and other structures, the ejector rod 10 is adopted to eject for one time and the side cylinder 5 is matched for demoulding, the sliding stripper plate 14 drives a product to be in contact with the bracket 15 for demoulding after the product is ejected for one time, the product can be prevented from directly contacting the bracket 15 through the protective cushion 18, the product damage is avoided, the structure of an ejection system is simplified, and the manufacturing cost is reduced.
Referring to fig. 3, one side of the bracket 15 is adhered with a protective cushion 18 by an adhesive, the protective cushion 18 is made of a rubber material, and the protective cushion 18 is positioned above the rectangular groove 16.
Referring to fig. 2, the top of the top plate 11 is provided with symmetrically arranged sliding grooves 12, the bottom of the sliding stripper plate 14 is fixed with symmetrically arranged sliding blocks through screws, the sliding blocks are connected with the sliding grooves 12 in a sliding mode, springs 17 are fixedly connected between the sliding blocks and the side wall of the sliding grooves 12, through the arrangement of the top plate 11 and the sliding stripper plate 14 in the structure, the end portion of the ejector rod 10 is provided with the top plate 11 and the sliding stripper plate 14 which are of rectangular plate-shaped structures, the contact area between the ejector rod 10 and a product is increased, the pressure borne by the ejector rod 10 is reduced, the ejector rod 10 is not prone to damage, and the service life is prolonged.
Referring to fig. 1, in addition, one side of the sliding stripper plate 14 is provided with a positioning groove 13 matched with the positioning block 7, and the positioning groove 13 and the positioning block 7 have the same size and shape.
Referring to fig. 1, a guide rail is fixed on one side of each support leg 2 through a countersunk screw, and a mandril mounting plate 9 is slidably connected with the guide rail.
The implementation principle of the above embodiment is as follows: the fixed die 3 is horizontally installed and is matched with a movable die of an injection molding machine for use, after a product is molded, the fixed die and the movable die are separated, the ejector rod installation plate 9 moves upwards to drive the ejector rod 10, the ejector plate 11 and the sliding stripper plate 14 to eject, the product is adhered to the sliding stripper plate 14, after the product is completely ejected, the air cylinder 5 on one side moves, the piston rod 6 of the air cylinder 5 extends out, the positioning block 7 is embedded into the positioning groove 13 and pushes the sliding stripper plate 14 to slide along the sliding groove 12, so that the spring 17 is compressed, the product is in contact with the protective cushion 18 on the bracket 15 and is blocked by the bracket 15, the sliding stripper plate 14 below passes through the rectangular groove 16, and after the product is completely separated from the sliding stripper plate 14, the product automatically falls down and is stripped from the space between the fixed die and the movable die;
further, after the cylinder 5 is reset, the sliding stripper plate 14 is automatically reset under the pushing action of the spring 17.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (5)

1. The utility model provides an injection mold slider demoulding structure, includes template (1), its characterized in that: the ejector die is characterized in that symmetrically-arranged support legs (2) are fixed to the top of the die plate (1) through sunk screws, ejector rod mounting plates (9) are installed between the two support legs (2) in a sliding mode, fixed dies (3) are fixed to the tops of the support legs (2) through screws, cavities (8) are formed in the fixed dies (3), symmetrically-arranged ejector rods (10) are assembled to the tops of the ejector rod mounting plates (9) through screws, the end portions of the ejector rods (10) are connected with top plates (11) through screws, and sliding stripper plates (14) are arranged on the tops of the top plates (11) in a sliding mode;
a bracket (15) is fixed at the top of the fixed die (3) through a sunk screw, and a rectangular groove (16) matched with the sliding stripper plate (14) is formed in the bracket (15);
one side of cover half (3) is fixed with support (4) through the nut bolt, and there is cylinder (5) at the top of support (4) through bolt fixed mounting, and the inside of cylinder (5) is provided with piston rod (6), the tip of piston rod (6) is fixed with locating piece (7) through the screw, locating piece (7) and the center of slip stripper plate (14) are on the same axis.
2. The injection mold slider demolding structure as claimed in claim 1, wherein: one side of the bracket (15) is bonded with a protective soft cushion (18) through an adhesive, the protective soft cushion (18) is made of rubber materials, and the protective soft cushion (18) is located above the rectangular groove (16).
3. The injection mold slider demolding structure as claimed in claim 1, wherein: the top of the top plate (11) is provided with symmetrically-arranged sliding grooves (12), symmetrically-arranged sliding blocks are fixed at the bottom of the sliding stripper plate (14) through screws, the sliding blocks are connected with the sliding grooves (12) in a sliding mode, and springs (17) are fixedly connected between the sliding blocks and the side walls of the sliding grooves (12).
4. The injection mold slider demolding structure as claimed in claim 1, wherein: and one side of the sliding demolding plate (14) is provided with a positioning groove (13) matched with the positioning block (7), and the positioning groove (13) and the positioning block (7) have the same size and shape.
5. The injection mold slider demolding structure as claimed in claim 1, wherein: two one side of stabilizer blade (2) all is fixed with the guide rail through countersunk head screw, ejector pin mounting panel (9) and guide rail sliding connection.
CN202121228184.9U 2021-06-03 2021-06-03 Injection mold slider demoulding structure Active CN215242627U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121228184.9U CN215242627U (en) 2021-06-03 2021-06-03 Injection mold slider demoulding structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121228184.9U CN215242627U (en) 2021-06-03 2021-06-03 Injection mold slider demoulding structure

Publications (1)

Publication Number Publication Date
CN215242627U true CN215242627U (en) 2021-12-21

Family

ID=79475996

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121228184.9U Active CN215242627U (en) 2021-06-03 2021-06-03 Injection mold slider demoulding structure

Country Status (1)

Country Link
CN (1) CN215242627U (en)

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